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:100123849(2004)0220015205,,,(,150001):,,,:;;:TQ15312:ATheCharacteristicsandApplicationsofElectrodepositedZincAlloysCoatingsTUZhen2mi,PANLi,ZHAIShu2fang,ZHANGJing2shuang(DepartmentofAppliedChemistry,HarbinUniversityofTechnology,Harbin150001,China)Abstract:Zincalloycoatingscanbeobtainedfromsuitablerangeofbath,andithasattractedagreatattentionduetotheiruniquehighcorrosionresistance,lowhydrogenbrittlenessandchemi2calstability.Thecharacteristicsandapplicationofelectroplatedzincalloycoatingsweresumma2rizedandtheirdevelopmenttrendswerediscussed.TheauthorsexpectelectroplaterstotrytheirbesttoacceleratetheapplicationofthezincalloyplatingprocessinChina.Keywords:electrodeposition;zincalloy;corrosionresistance1[1,2],,,,2222,22,,2[214],,:(95%),,:,,,5120045263(156):2003205208:(19282),,,1,:,,,,,,Zn2Ni:13%;6%9%Zn2Fe:013%016%,,;15%25%,,,Zn2Co:016%110%,1%,,Sn2Zn:70%80%,,,Zn2Mn:40%,,,,1,21Zn2NiZn2NiZn2CoZn2CoZn2FeZn2TiSn2Zn11%15%Ni5%9%Ni015%018%Co015%018%Co013%016%Fe013%016%Ti70%75%SnSST1)(h)100060040040040022141000ASTM21172)SO2()2323686846(HV)1602002002501802201802201001401001501)SST():2)ASTM6Lm;0198N2ZnZn2FeZn2FeZn2NiZn2NiSST1)(h)96200962001002002004004001)12024h3[1,15,19],,,75%,20%,5%:1)60%,61May2004PlatingandFinishingVol.26No.315%,17%,28%;2)10%;3):10%;4)15%;5)5%(3)15,1982Zn2Co(),(018%)Zn2Ni,,()(10%14%),2,,,,,,2,,,Zn2Fe,,014%,,,10,,Zn2Co2Fe,,,3070mgöL,0125%015%,,,,,32(%)1015()612610()48(Lm)8858(h)240(,)768(,)240300(,),,,2(%)014018(Lm)858(h)240(,)140240(,),2(%)015018013110(Lm)8858(h)168(,)480(,)40200(,),2(%)65756080(Lm)8513(h)96(,)288600(,):,,Zn2Fe,,013%017%,,15%25%2,,,,,Zn2Ni,7120045263(156)Zn213%Ni,Zn213%Ni2013%Co,Sn2Zn,20%30%,Zn2Co,Zn2CoZn2(013%3%)Co2(011%015%)Mo,Zn2013%Co20105%CrZn2Mn:Zn2(30%60%)Mn,442(104L)2(104L)2(104L)198915121018121719952915241551041173115101218121219513,Zn2NiZn2Co,Zn2Fe,Sn2Zn,,,Zn2Ni,1987,,,()Zn2FeZn2Co,2(),2,4[1,2,1518],,,,411,,,,,,2,,,,,,,,,2,,,,412,,Zn2MnZn2CrZn2PZn2SZn2Ti,:1)Zn2013%Co20108%Cr2)Zn2Co2Fe,,,3)Zn2(013%3%)Co2(011%015%)Mo4)Zn2Ni2V5,,Zn2013%Co212%Ni,413,Zn215%FeZn211%Ni,:,1)Zn215%NiöZn;2)Zn214%NiöZn27%Ni;Zn220%FeöZn2014%Fe;3)Zn2FeöZn2Ni;81May2004PlatingandFinishingVol.26No.3Zn213%NiöZn2016%Co;4)Zn215%FeöZn2Co201008%Cr5[1,2,19,20],,,,ö,,(2),,,,,:[1]1[M]1:,199311871[2],1[M]1:,200112111[3]PapertschW,KautekW,SahreM.Corrosionbe2haviourandmechanicalpropertiesofplatedZn2alloys[J].TransIMF,1997,75(6):31232.[4]CrottyD,CriffinR.Performancecharacteristicsofzincalloys[J].PlatingandSurfaceFinishing,1997,84(4):57260.[5],,,1[J]1,1998,18(1):412441[6],1Zn2CoZn2FeZn2Ni[J]1(),1987(14):11821201[7]RamanauskasR,Pech2CanalM.A.Corrosionresis2tanceandmicro2structureofelectrodepositedzincandzincalloycoatins[J].SurfaceandCoatingsTechnolo2gy,1997(92):16221.[8]WangK,WeilKG.Corrosionresistanceofelectro2platedSn2Znalloyanditsimprovment[J].PlatingandSurfaceFinishing,2002,89(6):80283.[9]CrottyDE.Acomparisonofalkalinezincplatingwithpotassiumandsodiumsalts[J].PlatingandSurfaceFinishing,2001,88(7):48252.[10]GircieneO,RamanauskasR,CastroP.Corrisonbe2haviorofZnandZnalloycoatingsinalkalinemedia[J].TransIMF2001,79(6):1992203.[11]BapuKN,DevrajGA.Electrodepositionofzinc2cobaltalloyontosteelanditscorrosionresistance[J]1TransMetalFin(India),1997,6(1):65267.[12]ArasimhamurthyV,SheshadnBS.Electrode2positionofZn2Fealloyfromanacidsulfatebath[J].PlatingandSurfaceFinishing,1996,83(11):75277.[13]BudmanE,StevensD.Tin2zincplating[J].TransIMF,1998,76(3):34237.[14]VitkovaS,IvanovaV.Electrodepositionoflowtincontentzinc2tinalloys[J].Surface&CoatingsTech2nology,1996,82(3):2262231.[15]LeeEC,AhnJG,MaCI.Electrodepositionofgra2dientzincalloys[J].PlatingandSurfaceFinishing,2001,88(5):1242126.[16]DavidCrotty.Zincalloyplatingfortheautomotiveindustry[J].MetalFinishing,1996(9):54255.[17],1TheoperationofzincalloyplatinginJapan[J].(),1996,47(10):82928311[18]RoperME,GradyJO.ZincalloycoatingAEu2ropeanperspective[J].TransIMF,1996,74(4):325.[19]1[J]1,2000,33(1):372411[20]BaldwinKR,SmithCJE.Advancesinreplace2mentsforcadmiumplatinginaerospaceapplications[J].TransIMF,1996,24(6):2022209.(8)[5]DeguchiT,ImaiK,MatsuiH,etal.Rapidelectro2platingofphotocatalyticallyhighlyactiveTi022Znnanocompositefilmsonsteel[J].JMaterSci,2001,36(4):723.[6]MollerA,hahnH.SynthesisandcharacterizationofnanocrystalineNiöZrO2compositecoating[J].Nanos2tructuredMaterials,1999(12):259.[7]StojakJL,TalbotJB.Effectofparticlesonpolariza2tionduringelectrodepositionusingarotatingcylinderelectrode[J].JApplElectrochem,2001(31):55919120045263(156)